Without an immediate answer, it has a very high ratio of games that allow it to roll downhill before an opponent can stabilize
Some include a physical or vocal component, like Blacker Lotus or the Gotcha! mechanic on Touch and Go, some have rules that specifically reference flavor text or artists, like Carnivorous Death-Parrot and Drawn Together, and some require interacting with people or objects outside the game (Ashnod's Coupon being my favorite)
Would Jonathan Crane / Scarecrow from DC Comics be an artifact creature, or a human scientist/doctor, or something else entirely
Don't expect to get far in a Standard tournament with these
Its gotta be Psychic Frog by Chuck Lukacs
Alms Collector You may not have asked about this card, but we did want to bring it up because of the cards that did make the list